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TERRA VAC CORPORATION ���` <br /> LOG OF--MONITORING WELL MW-11 <br /> 14798 Wicks Boulevard, San Leandro, CA 94577 <br /> ` Page J of J <br /> IEg L o En U) <br /> cn 42. = _j O <br /> 2 O a a i Co MATERIALS DESCRIPTION WELL DIAGRAM <br /> M Q. w a r <br /> c U) Q U) Uf <br /> F PAVEMENT SECTION <br /> ttJJCL <br /> CLAY, sill (25-35X), sand (trace), fine, <br /> dark yellowish brown (10YR4/6) with <br /> gray mottling, hard, damp, medium <br /> 2f0.1 33 MW11-4.3 0 plasticity, root holes o <br /> 5 <br /> o c <br /> v w <br /> bU i <br /> U u <br /> ro <br /> `0 Z <br /> O <br /> N <br /> 127.4 30 MW11-9.8 10 <br /> r ML <br /> SILT, sand (20-30%), fine, clay <br /> I10-15%), olive brown (2.SY4/4), very <br /> stiff, damp-moist, low plasticity, iron I <br /> mottling <br /> a <br /> 117.3 28 MW11-14.4 { AS above, sand (15-25%), fine, greeish = <br /> 15 ® gray (10866/1) mottling, organic — o <br /> staining, roots — v <br /> _ m <br /> SM <br /> Q SAND, fine, silt 120-25%), clay (trace), — a <br /> olive brown (2.5Y4/4), medium dense, <br /> 20 wet, organic mottling, iron staining <br /> 100.5 18 MW11-20.9 a — <br /> O q � <br /> CL rd <br /> CLAY, olive gray (5Y5/2), hard, moist, p — <br /> medium plasticity, organic mottling, iron �y <br /> staining <br /> 25- <br /> = ; <br /> 105.4 30 MW1I-25.3 <br /> SM <br /> SAND, fine, sill (30-35%). clay = <br /> (10-20%). olive gray (5Y4/2). medium <br /> dense, wet <br /> 93.0 29 MW11-29.9 30- 4 L- <br /> Bottom of Doring at 3D feet. <br /> 35 <br /> PROJECT Chevron SS #9-4054 DRILLING COMPANY West Hazmat Drillino Corpoation <br /> LOCATION 2103 Country Club Blvd., Stockton DATE DRILLED February 8, 1996 <br /> JOB NUMBER 30-0212 SURFACE ELEVATION Not surveyed <br /> 4 <br /> GEOLOGIST Cliff M. Garratt TOTAL DEPTH OF HOLE 30 Feet <br /> r <br /> GRILL RIG 8 in. dia Hollow Stem Auger 18.75 Feet <br /> FIRST OBSERVED GW <br />